I recently prepared some things to take home. In order to prevent temporary office needs at home, I bought a 4G router from Dandelion online. I tried it out briefly. It is a dual-purpose router that c...
[i=s]This post was last edited by sonicfirr on 2022-4-19 20:21[/i]I am still getting familiar with Linux . I just realized that Linux has neither native GUI nor application layer protocol stack. So to...
[i=s]This post was last edited by James199 on 2021-10-17 18:56[/i]At present, most combinations in the industry are Amazon's FreeRTOS + ARM. This time we will use Huawei Hongmeng to replace FreeRTOS a...
Some power control circuits use NMOS to control the negative output, cutting off the negative pole of the battery and the system's GND. What are the advantages and disadvantages of this compared to po...
TWS (True Wireless Stereo) Bluetooth headsets are extremely popular audio products in recent years. With the help of Bluetooth chips, it first establishes a wireless connection between the mobile phon...
Contents The invention relates to the technical field of pipeline flow measurement, in particular to the technical field of a high-precision small-flow double-piston flowmeter. Background of the In...[Details]
Red bricks, commonly known as "baner bricks" and "bricks", are just a type of sintered building bricks in our understanding. Red bricks have certain strength and durability, and also have certain t...[Details]
How to use a multimeter to test whether the water pump motor coil is burned out? To judge whether the motor is good or bad, you need to measure whether there is a short circuit, short circuit and ins...[Details]
Half of 2019 has passed. Judging from the TV industry data in the first half of the year, the overall environment this year continues to be sluggish, and there are many uncertainties in the market pe...[Details]
Compared to incandescent bulbs, LED bulbs can significantly reduce power consumption. With the price drop and the brightness increase, LED bulbs have recently entered people's daily lives. Especially ...[Details]
C51 Memory Types
The C51 compiler fully supports the architecture of the 8051 microprocessor and its family, and can fully access all parts of the MCS-51 hardware system. Each variable can be accur...[Details]
Download the schematic diagram used in this program: click here , the microcontroller chip used is stc89c52
/*Project: Traffic Light Control System
*Project Design Traffic lights are used to contr...[Details]
The principle is very simple. Let's directly post the circuit diagram and source program.
If you can't see the picture clearly, please click Save or click the connection address to see th...[Details]
The Challenge:
Providing a flexible, powerful robotics design platform
to more than 40,000 high school students participating in the FIRST
Robotics
Competition (FRC).
The So...[Details]
An oscilloscope is a commonly used measuring instrument with powerful data acquisition and analysis capabilities. It can also export the acquired waveforms and analyze them on a computer. This functi...[Details]
introduction In the 21st century, mankind will face major challenges in achieving sustainable economic and social development. Under the dual constraints of limited resources and environmental prote...[Details]
According to foreign media reports, data from market research firm Counterpoint Research shows that Samsung has surpassed Apple to become the third largest manufacturer in the global mobile processor...[Details]
1. Introduction of the concept of counting
Let's start with counting votes: draw a "positive". This is counting. Counting routines can be seen everywhere in life. For example: the counter on...[Details]
Technology giant Apple held WWDC (Apple Developer Conference) on June 6, 2022, US time. At the press conference, it was announced that a new version of Apple CarPlay will be released, which will im...[Details]
RF/Wirelessly
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